def init(self):
self.read_file_map()
self.input_dir = self.config['input_dir']
self.output_dir = self.config['output_dir']
s_cfg = self.config['storage']
self.storage = S3Storage(**s_cfg)
# read file map
self.file_map
self.minify_dir = os.path.join(self.output_dir, 'minify')
self.hash_input_dir = os.path.join(self.output_dir, 'hash_input')
self.hash_output_dir = os.path.join(self.output_dir, 'hash_output')
self.prepare_dir(self.minify_dir)
self.prepare_dir(self.hash_input_dir)
self.prepare_dir(self.hash_output_dir)
self.mini_js_ext = '.mini.js'
self.mini_css_ext = '.mini.css'
self.gzip_ext = '.gzip'
# init JS groups
self.js_config = FileConfig(self.input_dir)
for group in self.config['js_groups']:
name = group['name']
files = group['files']
gzip = group.get('gzip', True)
self.js_config.add_group(name, files, gzip)
# init CSS groups
self.css_config = FileConfig(self.input_dir)
for group in self.config['css_groups']:
name = group['name']
files = group['files']
gzip = group.get('gzip', True)
self.css_config.add_group(name, files, gzip)
self.hash_file = HashFile(self.hash_input_dir,
self.hash_output_dir,
hash_version=self.config.get(
'hash_version', ''))
def init(self):
self.read_file_map()
self.input_dir = self.config['input_dir']
self.output_dir = self.config['output_dir']
s_cfg = self.config['storage']
self.storage = S3Storage(**s_cfg)
# read file map
self.file_map
self.minify_dir = os.path.join(self.output_dir, 'minify')
self.hash_input_dir = os.path.join(self.output_dir, 'hash_input')
self.hash_output_dir = os.path.join(self.output_dir, 'hash_output')
self.prepare_dir(self.minify_dir)
self.prepare_dir(self.hash_input_dir)
self.prepare_dir(self.hash_output_dir)
self.mini_js_ext = '.mini.js'
self.mini_css_ext = '.mini.css'
self.gzip_ext = '.gzip'
# init JS groups
self.js_config = FileConfig(self.input_dir)
for group in self.config['js_groups']:
name = group['name']
files = group['files']
gzip = group.get('gzip', True)
self.js_config.add_group(name, files, gzip)
# init CSS groups
self.css_config = FileConfig(self.input_dir)
for group in self.config['css_groups']:
name = group['name']
files = group['files']
gzip = group.get('gzip', True)
self.css_config.add_group(name, files, gzip)
self.hash_file = HashFile(
self.hash_input_dir,
self.hash_output_dir,
hash_version=self.config.get('hash_version', '')
)
class KaginManager(object):
def __init__(self, config, logger=None):
self.logger = logger
if self.logger is None:
self.logger = logging.getLogger(__name__)
self.file_map = None
#: configuration of Kargin manager
self.config = config
self.init()
def init(self):
self.read_file_map()
self.input_dir = self.config['input_dir']
self.output_dir = self.config['output_dir']
s_cfg = self.config['storage']
self.storage = S3Storage(**s_cfg)
# read file map
self.file_map
self.minify_dir = os.path.join(self.output_dir, 'minify')
self.hash_input_dir = os.path.join(self.output_dir, 'hash_input')
self.hash_output_dir = os.path.join(self.output_dir, 'hash_output')
self.prepare_dir(self.minify_dir)
self.prepare_dir(self.hash_input_dir)
self.prepare_dir(self.hash_output_dir)
self.mini_js_ext = '.mini.js'
self.mini_css_ext = '.mini.css'
self.gzip_ext = '.gzip'
# init JS groups
self.js_config = FileConfig(self.input_dir)
for group in self.config['js_groups']:
name = group['name']
files = group['files']
gzip = group.get('gzip', True)
self.js_config.add_group(name, files, gzip)
# init CSS groups
self.css_config = FileConfig(self.input_dir)
for group in self.config['css_groups']:
name = group['name']
files = group['files']
gzip = group.get('gzip', True)
self.css_config.add_group(name, files, gzip)
self.hash_file = HashFile(
self.hash_input_dir,
self.hash_output_dir,
hash_version=self.config.get('hash_version', '')
)
def read_file_map(self):
self.file_map = {}
if not os.path.exists(self.config['file_map']):
return
with open(self.config['file_map'], 'rt') as file:
content = file.read()
self.file_map = json.loads(content)
def prepare_dir(self, path):
"""Remove and make a director
"""
if os.path.exists(path):
shutil.rmtree(path, ignore_errors=True)
os.mkdir(path)
def copy_files(self, src, dest):
"""Copy files in src directory to dest directory
"""
self.logger.debug('Copying files from %s to %s ...', src, dest)
for root, dirs, filenames in os.walk(src):
for dir in dirs:
dir_path = os.path.join(root, dir)
rel_dir = os.path.relpath(dir_path, src)
dest_dir = os.path.join(dest, rel_dir)
self.logger.debug('Create directory %s ...', dest_dir)
os.mkdir(dest_dir)
for filename in filenames:
file_path = os.path.join(root, filename)
repl_path = os.path.relpath(file_path, src)
dest_path = os.path.join(dest, repl_path)
shutil.copy(file_path, dest_path)
def do_minify(self):
builder = Builder(self.input_dir, self.minify_dir)
builder.build(self.js_config, self.mini_js_ext)
builder.build(self.css_config, self.mini_css_ext)
def do_hash(self):
route_func = lambda name: name
if self.config.get('absolute_hashed_url', False):
route_func = self.route_hashed_url
self.file_map = self.hash_file.run_hashing()
self.hash_file.run_linking(self.file_map, route_func)
def _gzip_group(self, group_cfg, ext):
import gzip as gziplib
for name, group in group_cfg.groups.iteritems():
gzip = group['gzip']
if not gzip:
continue
filename = name + ext
hashed_name = self.file_map[filename]
self.logger.info(
'Compressing JS group %s (%s) ...',
filename, hashed_name
)
hashed_path = os.path.join(self.hash_output_dir, hashed_name)
with open(hashed_path, 'rb') as f:
content = f.read()
hashed_name_base, hashed_ext = os.path.splitext(hashed_name)
gzip_filename = hashed_name_base + self.gzip_ext + hashed_ext
gzip_path = os.path.join(self.hash_output_dir, gzip_filename)
with gziplib.open(gzip_path, 'wb') as f:
f.write(content)
self.logger.info('Compressed to %s', gzip_filename)
self.file_map[filename] = gzip_filename
def do_gzip(self):
self._gzip_group(self.js_config, self.mini_js_ext)
self._gzip_group(self.css_config, self.mini_css_ext)
def route_hashed_url(self, name, https=False):
"""Generate URL for hashed filename in storage
"""
return self.storage.route_url(name, https=https)
def route_rel_url(self, path, https=False):
"""Generate URL for relative URL in storage
"""
hashed = self.file_map.get(path)
if not hashed:
return
return self.route_hashed_url(hashed, https=https)
def route_path(self, path):
"""Generate relative URL
"""
hashed = self.file_map.get(path)
return hashed
def get_js_group_urls(self, filenames, https=False):
"""Get minfiy group URLs
"""
minified = self.js_config.include_files(filenames)
minified = [name + self.mini_js_ext for name in minified]
def get_url(name):
return self.route_rel_url(name, https=https)
return map(get_url, minified)
def get_css_group_urls(self, filenames, https=False):
"""Get minfiy group URLs
"""
minified = self.css_config.include_files(filenames)
minified = [name + self.mini_css_ext for name in minified]
def get_url(name):
return self.route_rel_url(name, https=https)
return map(get_url, minified)
def build(self):
"""Perform processes
"""
self.do_minify()
self.copy_files(self.input_dir, self.hash_input_dir)
self.copy_files(self.minify_dir, self.hash_input_dir)
self.do_hash()
self.do_gzip()
with open(self.config['file_map'], 'wt') as file:
json.dump(self.file_map, file)
self.logger.info('Finish building.')
def upload(self, overwire_all=False, overwire_css=True):
self.logger.info('Getting name list from storage ...')
names = self.storage.get_names()
self.logger.info('Got %s file names', len(names))
self.logger.debug('Names: %r', names)
for root, _, filenames in os.walk(self.hash_output_dir):
for filename in filenames:
_, ext = os.path.splitext(filename)
force_upload = False
if ext.lower() == '.css' and overwire_css:
force_upload = True
if filename in names and not force_upload and not overwire_all:
self.logger.info('%s already exists, skipped', filename)
continue
file_path = os.path.join(root, filename)
self.logger.info('Uploading %s ...', filename)
# TODO: use a better approach to determine gziped file
if self.gzip_ext in file_path:
self.storage.upload_file(filename, file_path, content_encoding='gzip')
else:
self.storage.upload_file(filename, file_path)
self.logger.info('Finish uploading.')
class KaginManager(object):
def __init__(self, config, logger=None):
self.logger = logger
if self.logger is None:
self.logger = logging.getLogger(__name__)
self.file_map = None
#: configuration of Kargin manager
self.config = config
self.init()
def init(self):
self.read_file_map()
self.input_dir = self.config['input_dir']
self.output_dir = self.config['output_dir']
s_cfg = self.config['storage']
self.storage = S3Storage(**s_cfg)
# read file map
self.file_map
self.minify_dir = os.path.join(self.output_dir, 'minify')
self.hash_input_dir = os.path.join(self.output_dir, 'hash_input')
self.hash_output_dir = os.path.join(self.output_dir, 'hash_output')
self.prepare_dir(self.minify_dir)
self.prepare_dir(self.hash_input_dir)
self.prepare_dir(self.hash_output_dir)
self.mini_js_ext = '.mini.js'
self.mini_css_ext = '.mini.css'
self.gzip_ext = '.gzip'
# init JS groups
self.js_config = FileConfig(self.input_dir)
for group in self.config['js_groups']:
name = group['name']
files = group['files']
gzip = group.get('gzip', True)
self.js_config.add_group(name, files, gzip)
# init CSS groups
self.css_config = FileConfig(self.input_dir)
for group in self.config['css_groups']:
name = group['name']
files = group['files']
gzip = group.get('gzip', True)
self.css_config.add_group(name, files, gzip)
self.hash_file = HashFile(self.hash_input_dir,
self.hash_output_dir,
hash_version=self.config.get(
'hash_version', ''))
def read_file_map(self):
self.file_map = {}
if not os.path.exists(self.config['file_map']):
return
with open(self.config['file_map'], 'rt') as file:
content = file.read()
self.file_map = json.loads(content)
def prepare_dir(self, path):
"""Remove and make a director
"""
if os.path.exists(path):
shutil.rmtree(path, ignore_errors=True)
os.mkdir(path)
def copy_files(self, src, dest):
"""Copy files in src directory to dest directory
"""
self.logger.debug('Copying files from %s to %s ...', src, dest)
for root, dirs, filenames in os.walk(src):
for dir in dirs:
dir_path = os.path.join(root, dir)
rel_dir = os.path.relpath(dir_path, src)
dest_dir = os.path.join(dest, rel_dir)
self.logger.debug('Create directory %s ...', dest_dir)
os.mkdir(dest_dir)
for filename in filenames:
file_path = os.path.join(root, filename)
repl_path = os.path.relpath(file_path, src)
dest_path = os.path.join(dest, repl_path)
shutil.copy(file_path, dest_path)
def do_minify(self):
builder = Builder(self.input_dir, self.minify_dir)
builder.build(self.js_config, self.mini_js_ext)
builder.build(self.css_config, self.mini_css_ext)
def do_hash(self):
route_func = lambda name: name
if self.config.get('absolute_hashed_url', False):
route_func = self.route_hashed_url
self.file_map = self.hash_file.run_hashing()
self.hash_file.run_linking(self.file_map, route_func)
def _gzip_group(self, group_cfg, ext):
import gzip as gziplib
for name, group in group_cfg.groups.iteritems():
gzip = group['gzip']
if not gzip:
continue
filename = name + ext
hashed_name = self.file_map[filename]
self.logger.info('Compressing JS group %s (%s) ...', filename,
hashed_name)
hashed_path = os.path.join(self.hash_output_dir, hashed_name)
with open(hashed_path, 'rb') as f:
content = f.read()
hashed_name_base, hashed_ext = os.path.splitext(hashed_name)
gzip_filename = hashed_name_base + self.gzip_ext + hashed_ext
gzip_path = os.path.join(self.hash_output_dir, gzip_filename)
with gziplib.open(gzip_path, 'wb') as f:
f.write(content)
self.logger.info('Compressed to %s', gzip_filename)
self.file_map[filename] = gzip_filename
def do_gzip(self):
self._gzip_group(self.js_config, self.mini_js_ext)
self._gzip_group(self.css_config, self.mini_css_ext)
def route_hashed_url(self, name, https=False):
"""Generate URL for hashed filename in storage
"""
return self.storage.route_url(name, https=https)
def route_rel_url(self, path, https=False):
"""Generate URL for relative URL in storage
"""
hashed = self.file_map.get(path)
if not hashed:
return
return self.route_hashed_url(hashed, https=https)
def route_path(self, path):
"""Generate relative URL
"""
hashed = self.file_map.get(path)
return hashed
def get_js_group_urls(self, filenames, https=False):
"""Get minfiy group URLs
"""
minified = self.js_config.include_files(filenames)
minified = [name + self.mini_js_ext for name in minified]
def get_url(name):
return self.route_rel_url(name, https=https)
return map(get_url, minified)
def get_css_group_urls(self, filenames, https=False):
"""Get minfiy group URLs
"""
minified = self.css_config.include_files(filenames)
minified = [name + self.mini_css_ext for name in minified]
def get_url(name):
return self.route_rel_url(name, https=https)
return map(get_url, minified)
def build(self):
"""Perform processes
"""
self.do_minify()
self.copy_files(self.input_dir, self.hash_input_dir)
self.copy_files(self.minify_dir, self.hash_input_dir)
self.do_hash()
self.do_gzip()
with open(self.config['file_map'], 'wt') as file:
json.dump(self.file_map, file)
self.logger.info('Finish building.')
def upload(self, overwire_all=False, overwire_css=True):
self.logger.info('Getting name list from storage ...')
names = self.storage.get_names()
self.logger.info('Got %s file names', len(names))
self.logger.debug('Names: %r', names)
for root, _, filenames in os.walk(self.hash_output_dir):
for filename in filenames:
_, ext = os.path.splitext(filename)
force_upload = False
if ext.lower() == '.css' and overwire_css:
force_upload = True
if filename in names and not force_upload and not overwire_all:
self.logger.info('%s already exists, skipped', filename)
continue
file_path = os.path.join(root, filename)
self.logger.info('Uploading %s ...', filename)
# TODO: use a better approach to determine gziped file
if self.gzip_ext in file_path:
self.storage.upload_file(filename,
file_path,
content_encoding='gzip')
else:
self.storage.upload_file(filename, file_path)
self.logger.info('Finish uploading.')
